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  <title>Test for Bug 396392</title>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=396392">Mozilla Bug Range getClientRects and getBoundingClientRect</a>
<div id="content" style="font-family:monospace;font-size:12px;width:100px">
<p>000000<span>0</span></p><div>00000<span>0</span></div><p>0000<span>0000</span>0000</p><div><span>000000000000 00000000000000 000000</span></div><div>000000000000 00000000000003 100305</div>
</div>
<div id="mixeddir" style="font-family:monospace;font-size:12px;width:100px"><span>english <bdo id="bdo" dir="rtl">rtl-overide english</bdo> word</span></div>
<div id="mixeddir2" style="font-family:monospace;font-size:12px"><span>english <bdo id="bdo2" dir="rtl">rtl-override english</bdo> word</span></div>
<pre id="test">
<script class="testbody" type="text/javascript">

var isLTR = true;
var isTransformed = false;

function annotateName(name) {
  return (isLTR ? 'isLTR ' : 'isRTL ') +
    (isTransformed ? 'transformed ' : '') + name;
}

function isEmptyRect(rect, name) {
  name = annotateName(name);
  is(rect.left, 0, name+'empty rect should have left = 0');
  is(rect.right, 0, name+'empty rect should have right = 0');
  is(rect.top, 0, name+'empty rect should have top = 0');
  is(rect.bottom, 0, name+'empty rect should have bottom = 0');
  is(rect.width, 0, name+'empty rect should have width = 0');
  is(rect.height, 0, name+'empty rect should have height = 0');
}

function isEmptyRectList(rectlist, name) {
  name = annotateName(name);
  is(rectlist.length, 0, name + 'empty rectlist should have zero rects');
}

// round coordinates to the nearest 1/256 of a pixel
function roundCoord(x) {
  return Math.round(x * 256) / 256;
}

function _getRect(r) {
  if (r.length) //array
    return "{left:"+roundCoord(r[0])+",right:"+roundCoord(r[1])+
      ",top:"   +roundCoord(r[2])+",bottom:"+roundCoord(r[3])+
      ",width:"+roundCoord(r[4])+",height:"+roundCoord(r[5])+"}";
  else
    return "{left:"+roundCoord(r.left)+",right:"+roundCoord(r.right)+
      ",top:"+roundCoord(r.top)+",bottom:"+roundCoord(r.bottom)+
      ",width:"+roundCoord(r.width)+",height:"+roundCoord(r.height)+"}";
}

function runATest(obj) {
  var range = document.createRange();
  try {
    range.setStart(obj.range[0],obj.range[1]);
    if (obj.range.length>2) {
       range.setEnd(obj.range[2]||obj.range[0], obj.range[3]);
    }
    //test getBoundingClientRect()
    var rect = range.getBoundingClientRect();
    var testname = 'range.getBoundingClientRect for ' + obj.name;
    if (obj.rect) {
      is(_getRect(rect),_getRect(obj.rect), annotateName(testname));
    } else {
      isEmptyRect(rect,testname+": ");
    }
    //test getClientRects()
    var rectlist = range.getClientRects();
    testname = 'range.getClientRects for ' + obj.name;
    if (!obj.rectList) {
      //rectList is not specified, use obj.rect to figure out rectList
      obj.rectList = obj.rect?[obj.rect]:[];
    }
    if (!obj.rectList.length) {
      isEmptyRectList(rectlist, testname+": ");
    } else {
      is(rectlist.length, obj.rectList.length,
         annotateName(testname+' should return '+obj.rectList.length+' rects.'));
      if(!obj.rectList.forEach){
        //convert RectList to a real array
        obj.rectList=Array.prototype.slice.call(obj.rectList, 0);
      }
      obj.rectList.forEach(function(rect,i) {
        is(_getRect(rectlist[i]),_getRect(rect),
           annotateName(testname+": item at "+i));
      });
    }
  } finally {
    range.detach();
  }
}
/** Test for Bug 396392 **/
function doTest(){
  var root = document.getElementById('content');
  var firstP = root.firstElementChild, spanInFirstP = firstP.childNodes[1],
    firstDiv = root.childNodes[2], spanInFirstDiv = firstDiv.childNodes[1],
    secondP = root.childNodes[3], spanInSecondP = secondP.childNodes[1],
    secondDiv = root.childNodes[4], spanInSecondDiv = secondDiv.firstChild,
    thirdDiv = root.childNodes[5];
  var firstPRect = firstP.getBoundingClientRect(),
    spanInFirstPRect = spanInFirstP.getBoundingClientRect(),
    firstDivRect = firstDiv.getBoundingClientRect(),
    spanInFirstDivRect = spanInFirstDiv.getBoundingClientRect(),
    secondPRect = secondP.getBoundingClientRect(),
    secondDivRect = secondDiv.getBoundingClientRect(),
    spanInSecondPRect = spanInSecondP.getBoundingClientRect(),
    spanInSecondDivRect = spanInSecondDiv.getBoundingClientRect(),
    spanInSecondDivRectList = spanInSecondDiv.getClientRects();
  var widthPerchar = spanInSecondPRect.width / spanInSecondP.firstChild.length;
  var testcases = [
    {name:'nodesNotInDocument', range:[document.createTextNode('abc'), 1], 
      rect:null},
    {name:'collapsedInBlockNode', range:[firstP, 2], rect:null},
    {name:'collapsedAtBeginningOfTextNode', range:[firstP.firstChild, 0],
      rect:[spanInFirstPRect.left - 6 * widthPerchar, 
      spanInFirstPRect.left - 6 * widthPerchar, spanInFirstPRect.top, 
      spanInFirstPRect.bottom, 0, spanInFirstPRect.height]},
    {name:'collapsedWithinTextNode', range:[firstP.firstChild, 1], 
      rect:[spanInFirstPRect.left  - 5 * widthPerchar, 
        spanInFirstPRect.left  - 5 * widthPerchar,
        spanInFirstPRect.top, spanInFirstPRect.bottom, 0, spanInFirstPRect.height]},
    {name:'collapsedAtEndOfTextNode', range:[firstP.firstChild, 6], 
      rect:[spanInFirstPRect.left, spanInFirstPRect.left,
        spanInFirstPRect.top, spanInFirstPRect.bottom, 0, spanInFirstPRect.height]},
    {name:'singleBlockNode', range:[root, 1, root, 2], rect:firstPRect},
    {name:'twoBlockNodes', range:[root, 1, root, 3],
      rect:[firstPRect.left, firstPRect.right, firstPRect.top,
        firstDivRect.bottom, firstPRect.width,
        firstDivRect.bottom - firstPRect.top],
      rectList:[firstPRect, firstDivRect]},
    {name:'endOfTextNodeToEndOfAnotherTextNodeInAnotherBlock',
      range:[spanInFirstP.firstChild, 1, firstDiv.firstChild, 5],
      rect:[spanInFirstDivRect.left - 5*widthPerchar, spanInFirstDivRect.left,
        spanInFirstDivRect.top, spanInFirstDivRect.bottom, 5 * widthPerchar, 
        spanInFirstDivRect.height]},
    {name:'startOfTextNodeToStartOfAnotherTextNodeInAnotherBlock', 
      range:[spanInFirstP.firstChild, 0, firstDiv.firstChild, 0],
      rect:[spanInFirstPRect.left, spanInFirstPRect.left + widthPerchar, spanInFirstPRect.top,
        spanInFirstPRect.bottom, widthPerchar, spanInFirstPRect.height]},
    {name:'endPortionOfATextNode', range:[firstP.firstChild, 3, 
        firstP.firstChild, 6],
      rect:[spanInFirstPRect.left - 3*widthPerchar, spanInFirstPRect.left,
        spanInFirstPRect.top, spanInFirstPRect.bottom, 3*widthPerchar, spanInFirstPRect.height]},
    {name:'startPortionOfATextNode', range:[firstP.firstChild, 0, 
        firstP.firstChild, 3],
      rect:[spanInFirstPRect.left - 6*widthPerchar, 
        spanInFirstPRect.left - 3*widthPerchar, spanInFirstPRect.top,
        spanInFirstPRect.bottom, 3 * widthPerchar, spanInFirstPRect.height]},
    {name:'spanTextNodes', range:[secondP.firstChild, 1, secondP.lastChild, 1],
      rect:[spanInSecondPRect.left - 3*widthPerchar, spanInSecondPRect.right + 
        widthPerchar, spanInSecondPRect.top, spanInSecondPRect.bottom,
        spanInSecondPRect.width + 4*widthPerchar, spanInSecondPRect.height],
      rectList:[[spanInSecondPRect.left - 3*widthPerchar, spanInSecondPRect.left,
        spanInSecondPRect.top, spanInSecondPRect.bottom, 3 * widthPerchar,
        spanInSecondPRect.height],
	spanInSecondPRect,
	[spanInSecondPRect.right, spanInSecondPRect.right + widthPerchar,
          spanInSecondPRect.top, spanInSecondPRect.bottom, widthPerchar,
          spanInSecondPRect.height]]}
  ];
  testcases.forEach(runATest);

  // testcases that have different ranges in LTR and RTL
  var directionDependentTestcases;
  if (isLTR) {
    directionDependentTestcases = [
      {name:'spanAcrossLines',range:[spanInSecondDiv.firstChild, 1, spanInSecondDiv.firstChild, 30],
       rect: spanInSecondDivRect,
       rectList:[[spanInSecondDivRectList[0].left+widthPerchar,
        spanInSecondDivRectList[0].right, spanInSecondDivRectList[0].top,
	spanInSecondDivRectList[0].bottom, spanInSecondDivRectList[0].width - widthPerchar,
	spanInSecondDivRectList[0].height],
	spanInSecondDivRectList[1],
	[spanInSecondDivRectList[2].left,
	spanInSecondDivRectList[2].right - 4 * widthPerchar, spanInSecondDivRectList[2].top,
	spanInSecondDivRectList[2].bottom, 
	spanInSecondDivRectList[2].width - 4 * widthPerchar,
	spanInSecondDivRectList[2].height]]},
      {name:'textAcrossLines',range:[thirdDiv.firstChild, 13, thirdDiv.firstChild, 28],
        rect: [spanInSecondDivRectList[1].left, spanInSecondDivRectList[1].right,
          spanInSecondDivRectList[1].top + secondDivRect.height, 
          spanInSecondDivRectList[1].bottom + secondDivRect.height,
          spanInSecondDivRectList[1].width, spanInSecondDivRectList[1].height]}
    ];
  } else {
    directionDependentTestcases = [
      {name:'spanAcrossLines',range:[spanInSecondDiv.firstChild, 1, spanInSecondDiv.firstChild, 30],
       rect: spanInSecondDivRect,
       rectList:[[spanInSecondDivRectList[0].left+widthPerchar,
        spanInSecondDivRectList[0].right, spanInSecondDivRectList[0].top,
	spanInSecondDivRectList[0].bottom, spanInSecondDivRectList[0].width - widthPerchar,
	spanInSecondDivRectList[0].height],
	spanInSecondDivRectList[1],
	spanInSecondDivRectList[2],
	spanInSecondDivRectList[3],
	[spanInSecondDivRectList[4].left,
	spanInSecondDivRectList[4].right - 4 * widthPerchar,
        spanInSecondDivRectList[4].top,
	spanInSecondDivRectList[4].bottom, 
	spanInSecondDivRectList[4].width - 4 * widthPerchar,
	spanInSecondDivRectList[4].height]]},
      {name:'textAcrossLines',range:[thirdDiv.firstChild, 13, thirdDiv.firstChild, 28],
        rect: [spanInSecondDivRectList[2].left, spanInSecondDivRectList[2].right,
          spanInSecondDivRectList[2].top + secondDivRect.height, 
          spanInSecondDivRectList[2].bottom + secondDivRect.height,
	       spanInSecondDivRectList[2].width, spanInSecondDivRectList[2].height],
       rectList:[[spanInSecondDivRectList[2].left, spanInSecondDivRectList[2].right,
          spanInSecondDivRectList[2].top + secondDivRect.height, 
          spanInSecondDivRectList[2].bottom + secondDivRect.height,
          spanInSecondDivRectList[2].width, spanInSecondDivRectList[2].height],
          [spanInSecondDivRectList[2].left, spanInSecondDivRectList[2].left,
          spanInSecondDivRectList[2].top + secondDivRect.height, 
          spanInSecondDivRectList[2].bottom + secondDivRect.height,
          0, spanInSecondDivRectList[2].height]]}
     ];
  }
  directionDependentTestcases.forEach(runATest);
}
function testMixedDir(){
  var root = document.getElementById('mixeddir');
  var firstSpan = root.firstElementChild, firstSpanRect=firstSpan.getBoundingClientRect(),
      firstSpanRectList = firstSpan.getClientRects();
  runATest({name:'mixeddir',range:[firstSpan.firstChild,0,firstSpan.lastChild,firstSpan.lastChild.length],
             rect: firstSpanRect, rectList:firstSpanRectList});

  root = document.getElementById('mixeddir2');
  firstSpan = root.firstElementChild;
  firstSpanRect = firstSpan.getBoundingClientRect();
  bdo = document.getElementById('bdo2');
  bdoRect=bdo.getBoundingClientRect();
  var widthPerChar = bdoRect.width / bdo.firstChild.length;
  runATest({name:'mixeddirPartial', range:[firstSpan.firstChild, 3, 
					   bdo.firstChild, 7],
	rect: [firstSpanRect.left + 3*widthPerChar, bdoRect.right,
	       bdoRect.top, bdoRect.bottom,
	       (firstSpan.firstChild.length + bdo.firstChild.length - 3) *
	        widthPerChar,
	       bdoRect.height],
	rectList:[[firstSpanRect.left + 3*widthPerChar,
		   bdoRect.left,
		   firstSpanRect.top, firstSpanRect.bottom,
		   (firstSpan.firstChild.length - 3) * widthPerChar,
		   firstSpanRect.height],
		  [bdoRect.right - 7 * widthPerChar, bdoRect.right,
		   bdoRect.top, bdoRect.bottom,
		   7*widthPerChar, bdoRect.height]]});
}
function test(){
  //test ltr
  doTest();

  //test rtl
  isLTR = false;
  var root = document.getElementById('content');
  root.dir = 'rtl';
  doTest();
  isLTR = true;
  root.dir = 'ltr';

  testMixedDir();

  //test transforms
  isTransformed = true;
  root.style.transform = "translate(30px,50px)";
  doTest();

  SimpleTest.finish();
}

window.onload = function() {
  SimpleTest.waitForExplicitFinish();
  setTimeout(test, 0);
};

</script>
</pre>
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